Re: [libcvd-members] DV Camera Access

[E. Rosten]

On Fri, 11 Dec 2009, address@hidden wrote:

> Hello everyone,
>
> I'm new to this mailing list. I am trying to get the demo code for 
> accessing a camera to work with my Unibrain Fire-i camera under OSX

This camera works both under quicktime and libdc1394, though the latter 
has to be installed on OSX. If you don't have it installed, you can get 
the camera images usnig qt://

> 10.6. I am fairly certain this is a DV camera. I can see video using

It's a "DC" camera, not "DV". Libcvd refers to DC cameras as DV, though.

> iChat but the example code gets the runtime error "Program received 
> signal SIGABRT" (using XCode). Is there something else that I need to 
> have installed to be able to access my Fire-i camera from libCVD in OSX 
> 10.6? Any help is greatly appreciated.

Libcvd may be giving you an error. To display it, add the lines:

> #include <cvd/videosource.h>
> #include <cvd/videodisplay.h>
> #include <cvd/gl_helpers.h>
>
> using namespace CVD;
>
> int main()
> {

try{

> VideoBuffer<Rgb<byte> > * video_buffer = open_video_source<Rgb<byte> 
> >("dc1394://0");
> VideoDisplay disp(video_buffer->size());
>
> while(1)
> {
> VideoFrame<Rgb<byte> > *frame = video_buffer->get_frame();
> glDrawPixels(*frame);
> video_buffer->put_frame(frame);
> }

}
catch(Exceptions::All e)
{
  cerr << "Error: " << e.what << endl;
}

> }
>
> -Dewayne


-Ed